[PATCH] tpm: allow TCPA log area to be empty
jgg at ziepe.ca
Mon Mar 19 02:13:23 UTC 2018
On Fri, Mar 16, 2018 at 02:55:25PM +0200, Jarkko Sakkinen wrote:
> On Mon, Mar 12, 2018 at 09:02:32AM -0600, Jason Gunthorpe wrote:
> > On Sat, Mar 10, 2018 at 06:16:37PM +0200, Jarkko Sakkinen wrote:
> > > TCPA log are can be empty when the TPM is disabled. This commit changes the
> > > behavior of tpm_read_log_acpi() to return successfully in this case.
> > The commit should explain why we'd want this..
> > eg Why does it matter to create the extra sysfs files to report an empty
> > log?
> > Jason
> The initialization of the driver will fail otherwise. Not sure if I
> understand your question.
Well, I mean in the sense of what is broken and why is this the right
fix. Why not return -ENODEV?
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